Buggy code:
public class JMeterUtils implements UnitTestManager { private static final Logger log = LoggingManager . getLoggerForClass ( ) ; private static final PatternCacheLRU patternCache = new PatternCacheLRU ( JMeterUtils . getPropDefault ( "oro.patterncache.size" , 1000 ) , new Perl5Compiler ( ) ) ; private static final String EXPERT_MODE_PROPERTY = "jmeter.expertMode" ; private static final String ENGLISH_LANGUAGE = Locale . ENGLISH . getLanguage ( ) ; private static volatile Properties appProperties ; private static final Vector < LocaleChangeListener > localeChangeListeners = new Vector < LocaleChangeListener > ( ) ; private static volatile Locale locale ; private static volatile ResourceBundle resources ; private static String localHostIP = null ; private static String localHostName = null ; private static String localHostFullName = null ; private static volatile boolean ignoreResorces = false ; private static final ThreadLocal < Perl5Matcher > localMatcher = new ThreadLocal < Perl5Matcher > ( ) { @ Override protected Perl5Matcher initialValue ( ) { } } ; private static final Random rand = new Random ( ) ; public static Perl5Matcher getMatcher ( ) { } public static Properties getProperties ( String file ) { } public static void initLogging ( ) { } public static void initLocale ( ) { } public static void loadJMeterProperties ( String file ) { } public static Properties loadProperties ( String file ) { } public static PatternCacheLRU getPatternCache ( ) { } public static Pattern getPattern ( String expression ) { } public static Pattern getPattern ( String expression , int options ) { } public void initializeProperties ( String file ) { } public static List < String > findClassesThatExtend ( Class < ? > superClass ) throws IOException { } public static String [ ] getSearchPaths ( ) { } public static int getRandomInt ( int r ) { } public static void setLocale ( Locale loc ) { JMeterUtils . log . info ( ( "Setting<seq2seq4repair_space>Locale<seq2seq4repair_space>to<seq2seq4repair_space>" + ( loc . toString ( ) ) ) ) ; Locale def = null ; boolean isDefault = false ; if ( loc . getLanguage ( ) . equals ( JMeterUtils . ENGLISH_LANGUAGE ) ) { isDefault = true ; def = Locale . getDefault ( ) ; if ( ! ( def . getLanguage ( ) . equals ( JMeterUtils . ENGLISH_LANGUAGE ) ) ) { Locale . setDefault ( Locale . ENGLISH ) ; } else { def = null ; } } if ( loc . toString ( ) . equals ( "ignoreResources" ) ) { JMeterUtils . log . warn ( "Resource<seq2seq4repair_space>bundles<seq2seq4repair_space>will<seq2seq4repair_space>be<seq2seq4repair_space>ignored" ) ; JMeterUtils . ignoreResorces = true ; } else { JMeterUtils . ignoreResorces = false ; ResourceBundle resBund = ResourceBundle . getBundle ( "org.apache.jmeter.resources.messages" , loc ) ; JMeterUtils . resources = resBund ; JMeterUtils . locale = loc ; final Locale resBundLocale = resBund . getLocale ( ) ; if ( isDefault || ( resBundLocale . equals ( loc ) ) ) { } else if ( resBundLocale . getLanguage ( ) . equals ( loc . getLanguage ( ) ) ) { <START_BUG> JMeterUtils . log . warn ( ( ( ( ( "Could<seq2seq4repair_space>not<seq2seq4repair_space>find<seq2seq4repair_space>resources<seq2seq4repair_space>for<seq2seq4repair_space>'" + ( loc . toString ( ) ) ) + "',<seq2seq4repair_space>using<seq2seq4repair_space>'" ) + ( resBundLocale . toString ( ) ) ) + "'" ) ) ; <END_BUG> } else { JMeterUtils . log . error ( ( ( "Could<seq2seq4repair_space>not<seq2seq4repair_space>find<seq2seq4repair_space>resources<seq2seq4repair_space>for<seq2seq4repair_space>'" + ( loc . toString ( ) ) ) + "'" ) ) ; } } JMeterUtils . notifyLocaleChangeListeners ( ) ; if ( def != null ) { Locale . setDefault ( def ) ; } } public static Locale getLocale ( ) { } public static void addLocaleChangeListener ( LocaleChangeListener listener ) { } public static void removeLocaleChangeListener ( LocaleChangeListener listener ) { } private static void notifyLocaleChangeListeners ( ) { } public static String getResString ( String key ) { } public static final String RES_KEY_PFX = "[res_key=" ; @ Deprecated public static String getResString ( String key , String defaultValue ) { } private static String getResStringDefault ( String key , String defaultValue ) { } public static String getParsedLabel ( String key ) { } public static String getLocaleString ( String locale ) { } public static Properties getJMeterProperties ( ) { } public static ImageIcon getImage ( String name ) { } public static ImageIcon getImage ( String name , String description ) { } public static String getResourceFileAsText ( String name ) { } public static Vector < Object > getTimers ( Properties properties ) { } public static Vector < Object > getVisualizers ( Properties properties ) { } public static Vector < Object > getControllers ( Properties properties ) { } public static String [ ] getTestSamples ( Properties properties , String name ) { } public static XMLReader getXMLParser ( ) { } public static Hashtable < String , String > getAlias ( Properties properties ) { } public static Vector < String > getVector ( Properties properties , String name ) { } public static Hashtable < String , String > getHashtable ( Properties properties , String prefix ) { } public static int getPropDefault ( String propName , int defaultVal ) { } public static boolean getPropDefault ( String propName , boolean defaultVal ) { } public static long getPropDefault ( String propName , long defaultVal ) { } public static String getPropDefault ( String propName , String defaultVal ) { } public static String getProperty ( String propName ) { } public static Object setProperty ( String propName , String propValue ) { } public static void selJComboBoxItem ( Properties properties , JComboBox combo , Vector < ? > namVec , String name ) { } public static Object instantiate ( String className , String impls ) { } public static Vector < Object > instantiate ( Vector < String > v , String className ) { } public static Vector < String > tokenize ( String string , String separator ) { }

Fix:
JMeterUtils . log . info ( ( ( ( ( "Could<seq2seq4repair_space>not<seq2seq4repair_space>find<seq2seq4repair_space>resources<seq2seq4repair_space>for<seq2seq4repair_space>'" + ( loc . toString ( ) ) ) + "',<seq2seq4repair_space>using<seq2seq4repair_space>'" ) + ( resBundLocale . toString ( ) ) ) + "'" ) ) ;